Article Photos: Thunder notebook: Doc Rivers regrets timing of Kendrick Perkins trade 42/78

Oklahoma City's Serge Ibaka (9) and Kendrick Perkins (5) help up Oklahoma City's Kevin Durant (35) during game 7 of the NBA basketball Western Conference semifinals between the Memphis Grizzlies and the Oklahoma City Thunder at the OKC Arena in Oklahoma City, Sunday, May 15, 2011. Photo by Sarah Phipps, The Oklahoman